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Finding the Fourth Proportional to 466,563,326.40, 699,509,066.40 and 262,154,059.20

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Solution

The fourth proportional to 466,563,326.40, 699,509,066.40 and 262,154,059.20 is: 393,042,339.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,563,326.40 : 699,509,066.40 = 262,154,059.20 : x
  2. Step 2: Convert to fraction form
    466,563,326.40/699,509,066.40 = 262,154,059.20/x
  3. Step 3: Cross multiply
    466,563,326.40x = 699,509,066.40 × 262,154,059.20
  4. Step 4: Simplify right side
    466,563,326.40x = 183,379,141,203,962,304
  5. Step 5: Solve for x
    x = 183,379,141,203,962,304/466,563,326.40
  6. Step 6: Final answer
    x = 393,042,339.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.